Archived posting to the Leica Users Group, 2020/12/20

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Subject: [Leica] IMG: 6 inch reflector
From: pdzwig at summaventures.com (Peter Dzwig)
Date: Sun, 20 Dec 2020 17:49:39 +0000
References: <e869f698-6967-ef94-8dbf-26b75902a553@iol.ie> <EA4ABA63-215B-42C0-AD93-08DCCFA30599@bex.net>

Howard,

are those single shots, or did you stack them? The one of the Orion
nebula is particularly fine.

Peter

On 19/12/2020 21:38, Howard Ritter via LUG wrote:
> Congratulations, Douglas. A first astronomical telescope is a memorable 
> and possibly fateful thing, potentially a trap as dangerous as a first 
> camera. With me it went the other way: At about age 10, my parents got me 
> an Edmund Scientific 3? reflector, and this was enough to launch me on a 
> lifelong hobby. I got my hands on a camera at about the same age. It?s a 
> tossup which hobby has consumed more of my time as well as money! The apex 
> was a 25? Dobsonian (I?ve downsized to a mere 20? now, plus a 6? refractor 
> and a pair of 100mm astronomical binoculars.)
> 
> The Dobsonian format is the ideal one for a neophyte, and a 6? aperture 
> will show you wonders. I recommend getting a guide to the Messier objects, 
> of which many look great in 6? of aperture, as I know firsthand. And you 
> won?t need to be told to point your scope at the Moon! Dobson was a 
> creative genius and the patron saint of amateur observers around the 
> world, a tireless advocate of astronomy on the cheap for the masses.
> 
> Good luck with the weather next Monday. Ours in Florida looks unfavorable. 
> Because of that, I took the time to get a picture of the pair last night, 
> when they were still 4 times as far apart as they will be on the 21st. 
> After moonset, be sure to have a look at the Northern Hemisphere?s 
> deep-sky (as opposed to Moon and planets) showpiece, the Orion Nebula. If 
> you don?t have dark surroundings, take a dark cloth or hoodie to shut out 
> all extraneous light as you look at the nebula and so you can keep both 
> eyes open while you look. Start with an eyepiece that will give you about 
> 50x.
> 
> I put my images of Jupiter and Saturn, as well as the Orion Nebula, on the 
> Gallery here <http://gallery.leica-users.org/v/hlritter/Nikon+Astro/>.
> 
> http://gallery.leica-users.org/v/hlritter/Nikon+Astro/ 
> <http://gallery.leica-users.org/v/hlritter/Nikon+Astro/>
> 
> ?howard
> 
>> On Dec19, 2020, at 1326, Douglas Barry <imra at iol.ie> wrote:
>>
>> This is the telescope I got recently as a birthday present from my sons. 
>> It works extremely well, even in light polluted suburbia. I haven't taken 
>> it out to darker skies yet due to the pandemic.
>>
>> http://gallery.leica-users.org/v/DouglasBray/Sky+Quest+Dobsonian.jpg.html
>>
>> With the conjunction of Jupiter and Saturn coming up on Monday, I hope it 
>> won't be too cloudy so that I can use this. It's pretty good for a 6 
>> inch, but with my back bothering me at the moment, I could with 
>> lightening the Dobsonian base a bit without sacrificing stability. 
>> Maturer years don't like heavy weights.
>>
>> By the way, if you would like some marvellously therapeutic viewing have 
>> a look at the great John Dobson making a reflector telescope by hand, 
>> including hand grinding and polishing the 16 inch mirror.
>> https://www.youtube.com/watch?v=snz7JJlSZvw
>>
>> Douglas
>>
>>
>>
>> _______________________________________________
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> 
> 
> _______________________________________________
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> 

-- 

Dr. Peter Dzwig


Replies: Reply from hlritter at bex.net (Howard Ritter) ([Leica] IMG: 6 inch reflector)
In reply to: Message from imra at iol.ie (Douglas Barry) ([Leica] IMG: 6 inch reflector)
Message from hlritter at bex.net (Howard Ritter) ([Leica] IMG: 6 inch reflector)